crayfish

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noun cray·fish \ˈkrā-ˌfish\

Definition of crayfish

  1. 1 :  any of numerous freshwater decapod crustaceans (especially families Astacidea, Cambaridae, and Parastacidae) resembling the lobster but usually much smaller

  2. 2 :  spiny lobster

Recent Examples of crayfish from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'crayfish'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Illustration of crayfish

Origin and Etymology of crayfish

by folk etymology from Middle English crevis, from Anglo-French creveis, escreveice, of Germanic origin; akin to Old High German krebiz crab — more at crab


CRAYFISH Defined for English Language Learners

crayfish

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noun

Definition of crayfish for English Language Learners

  • : an animal that looks like a small lobster and lives in rivers and streams


CRAYFISH Defined for Kids

crayfish

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noun cray·fish \ˈkrā-ˌfish\

Definition of crayfish for Students

plural

crayfish

  1. 1 :  a freshwater shellfish that looks like the related lobster but is much smaller

  2. 2 :  spiny lobster



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